237 lines
6.9 KiB
Makefile
237 lines
6.9 KiB
Makefile
# ToAruOS Primary Build Script
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# We always build with our targetted cross-compiler
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CC = i686-pc-toaru-gcc
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NM = i686-pc-toaru-nm
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# Build flags
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CFLAGS = -O2 -std=c99
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CFLAGS += -finline-functions -ffreestanding
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CFLAGS += -Wall -Wextra -Wno-unused-function -Wno-unused-parameter
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CFLAGS += -Wstrict-prototypes -pedantic -fno-omit-frame-pointer
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CFLAGS += -D_KERNEL_
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# We have some pieces of assembly sitting around as well...
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YASM = yasm
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# All of the core parts of the kernel are built directly.
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KERNEL_OBJS = $(patsubst %.c,%.o,$(wildcard kernel/*/*.c))
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KERNEL_OBJS += $(patsubst %.c,%.o,$(wildcard kernel/*/*/*.c))
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# Loadable modules
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MODULES = $(patsubst modules/%.c,hdd/mod/%.ko,$(wildcard modules/*.c))
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# We also want to rebuild when a header changes.
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# This is a naive approach, but it works...
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HEADERS = $(shell find kernel/include/ -type f -name '*.h')
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# We'll call out to our userspace build script if we
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# see changes to any of the userspace sources as well.
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USERSPACE = $(shell find userspace/ -type f -name '*.c')
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USERSPACE += $(shell find userspace/ -type f -name '*.cpp')
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USERSPACE += $(shell find userspace/ -type f -name '*.h')
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# Pretty output utilities.
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BEG = util/mk-beg
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END = util/mk-end
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INFO = util/mk-info
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ERRORS = 2>>/tmp/.`whoami`-build-errors || util/mk-error
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ERRORSS = >>/tmp/.`whoami`-build-errors || util/mk-error
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BEGRM = util/mk-beg-rm
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ENDRM = util/mk-end-rm
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# Hard disk image generation
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GENEXT = genext2fs
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DISK_SIZE = `util/disk_size.sh`
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DD = dd conv=notrunc
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# Specify which modules should be included on startup.
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# There are a few modules that are kinda required for a working system
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# such as all of the dependencies needed to mount the root partition.
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# We can also include things like the debug shell...
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# Note that ordering matters - list dependencies first.
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BOOT_MODULES := zero random serial
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BOOT_MODULES += procfs tmpfs ata
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#BOOT_MODULES += dospart
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BOOT_MODULES += ext2
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BOOT_MODULES += debug_shell
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BOOT_MODULES += ps2mouse ps2kbd
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BOOT_MODULES += lfbvideo
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BOOT_MODULES += packetfs
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# This is kinda silly. We're going to form an -initrd argument..
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# which is basically -initrd "hdd/mod/%.ko,hdd/mod/%.ko..."
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# for each of the modules listed above in BOOT_MODULES
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COMMA := ,
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EMPTY :=
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SPACE := $(EMPTY) $(EMPTY)
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BOOT_MODULES_X = -initrd "$(subst $(SPACE),$(COMMA),$(foreach mod,$(BOOT_MODULES),hdd/mod/$(mod).ko))"
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# Emulator settings
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EMU = qemu-system-i386
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EMUARGS = -sdl -kernel toaruos-kernel -m 1024
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EMUARGS += -serial stdio -vga std
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EMUARGS += -hda toaruos-disk.img -k en-us -no-frame
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EMUARGS += -rtc base=localtime -net nic,model=rtl8139 -net user
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EMUARGS += $(BOOT_MODULES_X)
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EMUKVM = -enable-kvm
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DISK_ROOT = root=/dev/hda
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VID_QEMU = vid=qemu,,1280,,720
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START_VGA = start=--vga
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START_SINGLE = start=--single
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WITH_LOGS = logtoserial=1
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.PHONY: all system install test toolchain
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.PHONY: clean clean-soft clean-hard clean-bin clean-mods clean-core clean-disk clean-once
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.PHONY: run vga term headless
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.PHONY: kvm vga-kvm term-kvm headless-kvm
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# Prevents Make from removing intermediary files on failure
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.SECONDARY:
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# Disable built-in rules
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.SUFFIXES:
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all: .passed system tags
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system: .passed toaruos-disk.img toaruos-kernel ${MODULES}
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install: system
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@${BEG} "CP" "Installing to /boot..."
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@cp toaruos-kernel /boot/toaruos-kernel
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@${END} "CP" "Installed to /boot"
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# Various different quick options
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run: system
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${EMU} ${EMUARGS} -append "$(VID_QEMU) $(DISK_ROOT)"
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kvm: system
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${EMU} ${EMUARGS} ${EMUKVM} -append "$(VID_QEMU) $(DISK_ROOT)"
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vga: system
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${EMU} ${EMUARGS} -append "$(START_VGA) $(DISK_ROOT)"
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vga-kvm: system
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${EMU} ${EMUARGS} ${EMUKVM} -append "$(START_VGA) $(DISK_ROOT)"
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term: system
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${EMU} ${EMUARGS} -append "$(VID_QEMU) $(START_SINGLE) $(DISK_ROOT)"
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term-kvm: system
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${EMU} ${EMUARGS} ${EMUKVM} -append "$(VID_QEMU) $(START_SINGLE) $(DISK_ROOT)"
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headless: system
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${EMU} ${EMUARGS} -display none -append "$(START_VGA) $(DISK_ROOT)"
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headless-kvm: system
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${EMU} ${EMUARGS} ${EMUKVM} -display none -append "$(START_VGA) $(DISK_ROOT)"
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test: system
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python2 util/run-tests.py 2>/dev/null
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toolchain:
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@cd toolchain; ./toolchain-build.sh
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.passed:
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@util/check-reqs > /dev/null
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@touch .passed
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################
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# Kernel #
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################
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toaruos-kernel: kernel/start.o kernel/link.ld kernel/main.o kernel/symbols.o ${KERNEL_OBJS} .passed
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@${BEG} "CC" "$<"
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@${CC} -T kernel/link.ld -nostdlib -o toaruos-kernel kernel/*.o ${KERNEL_OBJS} -lgcc ${ERRORS}
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@${END} "CC" "$<"
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@${INFO} "--" "Kernel is ready!"
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kernel/symbols.o: ${KERNEL_OBJS} util/generate_symbols.py
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@-rm -f kernel/symbols.o
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@${BEG} "nm" "Generating symbol list..."
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@${CC} -T kernel/link.ld -nostdlib -o toaruos-kernel kernel/*.o ${KERNEL_OBJS} -lgcc ${ERRORS}
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@${NM} toaruos-kernel -g | python2 util/generate_symbols.py > kernel/symbols.s
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@${END} "nm" "Generated symbol list."
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@${BEG} "yasm" "kernel/symbols.s"
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@${YASM} -f elf -o $@ kernel/symbols.s ${ERRORS}
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@${END} "yasm" "kernel/symbols.s"
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kernel/start.o: kernel/start.s
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@${BEG} "yasm" "$<"
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@${YASM} -f elf -o $@ $< ${ERRORS}
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@${END} "yasm" "$<"
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kernel/sys/version.o: kernel/*/*.c kernel/*.c
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hdd/mod/%.ko: modules/%.c ${HEADERS}
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@${BEG} "CC" "$< [module]"
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@${CC} -T modules/link.ld -I./kernel/include -nostdlib ${CFLAGS} -c -o $@ $< ${ERRORS}
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@${END} "CC" "$< [module]"
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%.o: %.c ${HEADERS}
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@${BEG} "CC" "$<"
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@${CC} ${CFLAGS} -g -I./kernel/include -c -o $@ $< ${ERRORS}
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@${END} "CC" "$<"
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####################
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# Hard Disk Images #
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####################
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.userspace-check: ${USERSPACE}
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@cd userspace && python2 build.py
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@touch .userspace-check
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toaruos-disk.img: .userspace-check ${MODULES}
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@${BEG} "hdd" "Generating a Hard Disk image..."
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@-rm -f toaruos-disk.img
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@${GENEXT} -B 4096 -d hdd -U -b ${DISK_SIZE} -N 4096 toaruos-disk.img ${ERRORS}
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@${END} "hdd" "Generated Hard Disk image"
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@${INFO} "--" "Hard disk image is ready!"
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##############
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# ctags #
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##############
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tags: kernel/*/*.c kernel/*.c .userspace-check
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@${BEG} "ctag" "Generating CTags..."
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@ctags -R --c++-kinds=+p --fields=+iaS --extra=+q kernel userspace modules util
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@${END} "ctag" "Generated CTags."
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###############
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# clean #
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###############
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clean-soft:
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@${BEGRM} "RM" "Cleaning modules..."
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@-rm -f kernel/*.o
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@-rm -f kernel/*/*.o
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@-rm -f ${KERNEL_OBJS}
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@${ENDRM} "RM" "Cleaned modules."
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clean-bin:
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@${BEGRM} "RM" "Cleaning native binaries..."
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@-rm -f hdd/bin/*
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@${ENDRM} "RM" "Cleaned native binaries"
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clean-mods:
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@${BEGRM} "RM" "Cleaning kernel modules..."
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@-rm -f hdd/mod/*
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@${ENDRM} "RM" "Cleaned kernel modules"
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clean-core:
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@${BEGRM} "RM" "Cleaning final output..."
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@-rm -f toaruos-kernel
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@${ENDRM} "RM" "Cleaned final output"
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clean-disk:
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@${BEGRM} "RM" "Deleting hard disk image..."
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@-rm -f toaruos-disk.img
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@${ENDRM} "RM" "Deleted hard disk image"
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clean-once:
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@${BEGRM} "RM" "Cleaning one-time files..."
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@-rm -f .passed
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@${ENDRM} "RM" "Cleaned one-time files"
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clean: clean-soft clean-core
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@${INFO} "--" "Finished soft cleaning"
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clean-hard: clean clean-bin clean-mods
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@${INFO} "--" "Finished hard cleaning"
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# vim:noexpandtab
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# vim:tabstop=4
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# vim:shiftwidth=4
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